1210000001011 has 8 divisors (see below), whose sum is σ = 1225784880320. Its totient is φ = 1194226832448.

The previous prime is 1210000001003. The next prime is 1210000001017. The reversal of 1210000001011 is 1101000000121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1210000001011 - 2³ = 1210000001003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210000000985 and 1210000001003.

It is not an unprimeable number, because it can be changed into a prime (1210000001017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2719596 + ... + 3133081.

It is an arithmetic number, because the mean of its divisors is an integer number (153223110040).

Almost surely, 2^{1210000001011} is an apocalyptic number.

1210000001011 is a deficient number, since it is larger than the sum of its proper divisors (15784879309).

1210000001011 is an equidigital number, since it uses as much as digits as its factorization.

1210000001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5855373.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1210000001011 its reverse (1101000000121), we get a palindrome (2311000001132).

The spelling of 1210000001011 in words is "one trillion, two hundred ten billion, one thousand, eleven".